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In which of the following compounds tran...

In which of the following compounds transition metal is in oxidation state zero

A

`[Co(NH_(3))_(6)]Cl_(2)`

B

`[Fe(H_(2)O)_(6)SO_(4)]`

C

`[Ni(CO)_(4)]`

D

`[Fe(H_(2)O)_(3)](OH)_(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
In `[Ni(CO)_(4)]O.S` of Ni is O . Since, CO is neutral ligand
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NARAYNA-COORDINATION COMPLEXES-EXERCISE -1
  1. A complex of platinum, ammonia and chloride produces four ions per mol...

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  2. The oxidation state of Mo in its oxo-complex species [Mo(2)O(4)(C(2)H(...

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  3. In which of the following compounds transition metal is in oxidation s...

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  4. Formula of ferrocene is :

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  5. Which of the following is a pi complex?

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  6. Which of the following is most likely structrure of CrCI(3).6H(2)O if ...

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  7. The two compounds [Co(SO(4))(NH(3))(5)]Br and [Co(SO(4))(NH(3))(5)]Cl ...

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  8. Diethylene triamine is:

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  9. How many moels of AgCI would be obtained, when 100 mL of 0.1 M CO(NH(3...

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  10. 0.001 mol of Co(NH(3))(5)(NO(3))(SO(4)) was passed through a cation ex...

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  11. Which of th efollowing is a bivalent and bidentate ligand?

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  12. Which of the following has six donor (coordinating) sites?

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  13. The IUPAC name of the red coloured complex [Fe(C(4)H(7)O(2)N(2))(2)] o...

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  14. On treatment of 10 ml of 1M solution of the complex CrCl(3).6H(2)O wit...

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  15. Which of the following species is not expected to be a ligand (a)ove...

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  16. The number of donor sites in dimethyl glyoxime, glycinato, diethylene ...

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  17. The IUPAC name of Ba [BrF(4)](2) is

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  18. The formula of the complex hyderidotrimethoxoborate (III) ion is:

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  19. The complex ion which has no 'd'-electrons in the central metal atom i...

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  20. Oxidation number of Fe in violet coloured complex Na(4)[Fe(CN)(5)(NOS)...

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